switch connects all ports on boot

https://github.com/armbian/build/issues/511#issuecomment-258647387

uart

Connect your UART adapter here:

UART0-RX: J13-P01
UART0-TX: J13-P02
GND: J12-P08

                          GND TX RX
             J12   o  o  o  o  o  o
{SD slot}          o  o  o  o

switch

https://www.mail-archive.com/netdev@vger.kernel.org/msg150526.html

port mirroring

https://www.mail-archive.com/netdev@vger.kernel.org/msg150526.html

# ingress
      tc qdisc  add dev eth1 handle ffff: ingress
      tc filter add dev eth1 parent ffff:           \
               matchall skip_sw                      \
               action mirred egress mirror           \
               dev eth2
# egress
      tc qdisc add dev eth1 handle 1: root prio
      tc filter add dev eth1 parent 1:               \
               matchall skip_sw                       \
               action mirred egress mirror            \
               dev eth2

usb otg

http://git.rot13.org/?p=usb-otg;a=summary

usbproxy

make sure that there are no other usb modules loaded (libcomposite or g_*)

mitm usb otg machine


dpavlin@r1:~/USBProxy$ git remote -v
origin  https://github.com/dominicgs/USBProxy (fetch)
origin  https://github.com/dominicgs/USBProxy (push)

dpavlin@r1:~/USBProxy/src/build$ sudo usb-mitm -l -v 058f -p 6387 -P PacketFilter_MassStorage
Loading plugins from /usr/local/lib/USBProxy/
vendorId=058f
productId=6387
cleaning up /tmp
removing 1
Made directory /tmp/gadget-SOOBVj for gadget
UnblockPassword=
Printing Config data
        Strings: 4
                DeviceProxy: DeviceProxy_LibUSB
                HostProxy: HostProxy_GadgetFS
                productId: 6387
                vendorId: 058f
        Vectors: 1
                Plugins:
                        PacketFilter_StreamLog
                        PacketFilter_MassStorage
Pointer: 1
                PacketFilter_StreamLog::file: 0xb6d779f0
Device: 12 01 00 02 00 00 00 40 8f 05 87 63 00 01 01 02 03 01
  Manufacturer: JetFlash
  Product:      Mass Storage Device
  Serial:       GUYOBHDU
        *Config(1): 09 02 20 00 01 01 00 80 32
                Interface(0):
                        *Alt(0): 09 04 00 00 02 08 06 50 00
                                EP(01): 07 05 01 02 00 02 00
                                EP(82): 07 05 82 02 00 02 00
HS Qualifier: 0a 06 00 02 00 00 00 40 01 00
         Config(1): 09 07 20 00 01 01 00 80 32
                Interface(0):
                        *Alt(0): 09 04 00 00 02 08 06 50 00
                                EP(01): 07 05 01 02 40 00 00
                                EP(82): 07 05 82 02 40 00 00
searching in [/tmp/gadget-SOOBVj]
Starting injector thread (14796) for [Injector].
Injector In FD[1/1]: 3
Starting setup writer thread (14799) for EP00.
Starting setup reader thread (14797) for EP00.
[80 06 00 03 00 00 ff 00]
[80 06 00 03 00 00 04 00]: 04 03 09 04
[80 06 02 03 09 04 ff 00]
[80 06 02 03 09 04 28 00]:
        28 03 4d 00 61 00 73 00 73 00 20 00 53 00 74 00 6f 00 72 00 61 00 67 00 65 00 20 00 44 00 65 00
        76 00 69 00 63 00 65 00
[80 06 01 03 09 04 ff 00]
[80 06 01 03 09 04 12 00]: 12 03 4a 00 65 00 74 00 46 00 6c 00 61 00 73 00 68 00
[80 06 03 03 09 04 ff 00]
[80 06 03 03 09 04 12 00]: 12 03 47 00 55 00 59 00 4f 00 42 00 48 00 44 00 55 00
[00 09 01 00 00 00 00 00]
Opened EP01
Opened EP82
Starting writer thread (14802) for EP01.
Starting reader thread (14803) for EP82.
Starting writer thread (14804) for EP82.
Starting reader thread (14801) for EP01.
[a1 fe 00 00 00 00 01 00]
[a1 fe 00 00 00 00 00 00]
01[31]: 55 53 42 43 01 00 00 00 24 00 00 00 80 00 06 12 00 00 00 24 00 00 00 00 00 00 00 00 00 00 00
CBW: (12), tag: 01 00 00 00

[80 06 03 03 09 04 ff 00]
[80 06 03 03 09 04 12 00]: 12 03 47 00 55 00 59 00 4f 00 42 00 48 00 44 00 55 00
[00 09 01 00 00 00 00 00]

original target device

dpavlin@nuc:~$ journalctl -t kernel -f
Sep 01 11:10:04 nuc kernel: usb 2-4.4.2: new high-speed USB device number 45 using xhci_hcd
Sep 01 11:10:04 nuc kernel: usb 2-4.4.2: New USB device found, idVendor=058f, idProduct=6387
Sep 01 11:10:04 nuc kernel: usb 2-4.4.2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
Sep 01 11:10:04 nuc kernel: usb 2-4.4.2: Product: Mass Storage Device
Sep 01 11:10:04 nuc kernel: usb 2-4.4.2: Manufacturer: JetFlash
Sep 01 11:10:04 nuc kernel: usb 2-4.4.2: SerialNumber: GUYOBHDU
Sep 01 11:10:04 nuc kernel: usb-storage 2-4.4.2:1.0: USB Mass Storage device detected
Sep 01 11:10:04 nuc kernel: scsi host5: usb-storage 2-4.4.2:1.0

# BUT!

dpavlin@nuc:~$ sudo fdisk -l /dev/sdb
fdisk: cannot open /dev/sdb: No medium found